In case you're still getting used to a regular Tweeting habit, all you need to remember is to follow the right people. People who are engaged in the same type of industry, who have relevant information to share. Read and retweet. Engage those in conversation. And find your own bits and pieces to share as well. You have a wealth of knowledge - now share.
Twitter may not be the best for communicating with your audience - it's true. But it can be helpful to you as a professional in staying atop industry trends and information.
Read "Four Reasons Why Everyone's Content is King on Twitter."